How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 9/25100.0*Chance in playoffs100.0*Average seed
Sacred Heart 15 Lumberton 48 -14.0
-0.8
Salem 49 Bogue Chitto 0 -0.4
If winner is:HomeAway
Week of 10/2100.0*Chance in playoffs100.0*Average seed
Sacred Heart vs Stringer+20.1-7.4
+0.6-0.2
Bogue Chitto vs Mount Olive-0.8+1.0
Lumberton vs Salem+0.5-0.4

What If

Chances based on how well the Sacred Heart finish out the regular season.   Explain

100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567Count
54-0In6831211,151,398
43-199.6%53445160107,620,341
32-258.10010484110351,842,981
21-34.00471241426,301,832
10-4Out56727132,112,912
Total:33.0%14820441941,029,029,464
Games Above .500
Chance Will Make Playoffs